Possible cause：

The power plug may not be plugged into the outlet

Solution：

Please make sure the power is plugged into the outlet.

Possible cause：
The lock function may be on.

Solution：

Please press and hold down the purifier speed button for 3 seconds to disable the lock function.

Possible cause：

There may be too much dust or particles accumulated in the filter.

Solution

Please clean the filter of the purifier properly, or replace the filter directly.

Possible cause：

There may be other debris around the product.

Solution：

Please remove the sundries around the product.

Possible cause：

The product is placed in the corner.

Solution：

Please move the product and place it elsewhere.

Possible cause：

There may be too much ventilation.

Solution：

Please place the product in a suitable indoor space for use, and avoid placing it next to a ventilated window.

Possible cause：

The indoor air may be severely polluted.

Solution：

Please ventilate the room first and then use this product.

Possible cause：

The floor and tabletop where the product is placed is uneven or unstable.

Solution：

Place move the product to a flat floor or table top.

Possible cause：
The battery may be dead

Solution：

Please replace the battery. (Applicable model: CR2032)

Possible cause：

The remote control may not be pointed at the product.

Solution：

Please change the angle and make sure the remote control facing the receiver directly.

Possible cause：

The power plug may not plugged in the outlet properly.

Solution：

Please plug the power plug of this product in the outlet correctly.

Possible cause：

The Wi-Fi (wireless router) connected to the product may not be working properly.

Solution：

Please turn off the wireless router and switch it on again.

Please confirm whether the wireless router has internet connection problems.

Possible cause：

The Wi-Fi (wireless router) connected to the product may not be working properly.

Solution：

Please place the wireless router closer to the product.

Possible cause：

The Wi-Fi (wireless router) connected to the product may not be working properly.

Solution：

Please turn off the wireless router and turn it on again.

Please confirm whether the wireless router has internet connection problems.

Possible cause：

They may be checking for different dust concentrations

Solution：

Please check whether the value displayed on the product panel is the same PM1.0 or PM2.5 displayed on the acerpure Life app.

Possible cause：

The acerpure Life app may not be the latest version.

Solution：

Please go to the Google Play Store or Apple App Store to update the acerpure Life app to the latest version.